FILE -This colorized electron microscope image released by the National Institute of Allergy and Infectious Diseases on March 26, 2024, shows avian influenza A H5N1 virus particles (yellow), grown in Madin-Darby Canine Kidney (MDCK) epithelial cells (blue). (CDC/NIAID via AP, File) NEW YORK (AP) — The first U.S. bird... read full story
"is a serious threat and it has historically been a deadly virus,"